{"containers":{"cna":{"affected":[{"product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}]}],"descriptions":[{"lang":"en","value":"The Linux kernel before 5.11.14 has a use-after-free in cipso_v4_genopt in net/ipv4/cipso_ipv4.c because the CIPSO and CALIPSO refcounting for the DOI definitions is mishandled, aka CID-ad5d07f4a9cd. This leads to writing an arbitrary value."}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2022-03-09T15:06:15.000Z","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","shortName":"mitre"},"references":[{"tags":["x_refsource_MISC"],"url":"https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.11.7"},{"tags":["x_refsource_MISC"],"url":"https://syzkaller.appspot.com/bug?id=96e7d345748d8814901c91cd92084ed04b46701e"},{"tags":["x_refsource_MISC"],"url":"https://sites.google.com/view/syzscope/kasan-use-after-free-read-in-cipso_v4_genopt"},{"tags":["x_refsource_MISC"],"url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ad5d07f4a9cd671233ae20983848874731102c08"},{"tags":["x_refsource_MISC"],"url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1165affd484889d4986cf3b724318935a0b120d8"},{"tags":["x_refsource_MISC"],"url":"https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.11.14"}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2021-33033","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"The Linux kernel before 5.11.14 has a use-after-free in cipso_v4_genopt in net/ipv4/cipso_ipv4.c because the CIPSO and CALIPSO refcounting for the DOI definitions is mishandled, aka CID-ad5d07f4a9cd. This leads to writing an arbitrary value."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.11.7","refsource":"MISC","url":"https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.11.7"},{"name":"https://syzkaller.appspot.com/bug?id=96e7d345748d8814901c91cd92084ed04b46701e","refsource":"MISC","url":"https://syzkaller.appspot.com/bug?id=96e7d345748d8814901c91cd92084ed04b46701e"},{"name":"https://sites.google.com/view/syzscope/kasan-use-after-free-read-in-cipso_v4_genopt","refsource":"MISC","url":"https://sites.google.com/view/syzscope/kasan-use-after-free-read-in-cipso_v4_genopt"},{"name":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ad5d07f4a9cd671233ae20983848874731102c08","refsource":"MISC","url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ad5d07f4a9cd671233ae20983848874731102c08"},{"name":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1165affd484889d4986cf3b724318935a0b120d8","refsource":"MISC","url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1165affd484889d4986cf3b724318935a0b120d8"},{"name":"https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.11.14","refsource":"MISC","url":"https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.11.14"}]}}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-03T23:42:19.117Z"},"title":"CVE Program Container","references":[{"tags":["x_refsource_MISC","x_transferred"],"url":"https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.11.7"},{"tags":["x_refsource_MISC","x_transferred"],"url":"https://syzkaller.appspot.com/bug?id=96e7d345748d8814901c91cd92084ed04b46701e"},{"tags":["x_refsource_MISC","x_transferred"],"url":"https://sites.google.com/view/syzscope/kasan-use-after-free-read-in-cipso_v4_genopt"},{"tags":["x_refsource_MISC","x_transferred"],"url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ad5d07f4a9cd671233ae20983848874731102c08"},{"tags":["x_refsource_MISC","x_transferred"],"url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1165affd484889d4986cf3b724318935a0b120d8"},{"tags":["x_refsource_MISC","x_transferred"],"url":"https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.11.14"}]}]},"cveMetadata":{"assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","assignerShortName":"mitre","cveId":"CVE-2021-33033","datePublished":"2021-05-14T22:57:17.000Z","dateReserved":"2021-05-14T00:00:00.000Z","dateUpdated":"2024-08-03T23:42:19.117Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"}